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This mid-30s BMW, despite being 80 years old, is still more than capable of covering vast mileages, just as its maker intended when it was originally produced…

Rod Gibson moves on to the final stage of the Honda’s 125 engine rebuild…

This largely original and unrestored Ariel Square Four spent many of the years since its 1938 build in Malta, where it was owned by one family until the present keeper acquired it…

Norton’s famous – and successful – Commando came in a number of guises, but is any more handsome than the S Type?

Rod Gibson gets to grips with the science of camshaft design, and enters a world full of ramps, overlap, lift and durations. But will it make the bike go faster?

Bimota’s SB2 was both the Italian factory’s and Massimo Tamburni’s first production road bike design. John Nutting tested in the Isle of Man in 1978…

Rod Gibson shows the assembly procedure for Yamaha’s big single, the XT500…

Cotton, as a manufacturer, didn’t stray from the ‘straight tube’ frame building philosophy in the 1920s and 30s. That was because it was a design that worked…

Installing a Triumph engine into a Norton Featherbred frame, creating a ‘Triton’ was a common mechanical act in years gone by. But few are built to the level of this one. Triton image gallery…